Kelkoo is leading in Top 100K Sites and Top 1M Sites.
ReferLocal has better usage coverage in more websites categories. Including Business & Industry, News & Media, People & Society, Travel and 5 other categories.
Kelkoo is leading in Shopping.
ReferLocal is leading in most countries, including United States, Japan, United Kingdom and Germany.
ReferLocal is leading in United States, Japan, United Kingdom and Germany.